Opisthocoelian

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Opisthocoelian \O*pis`tho*coe"li*an\, Opisthocoelous
  \O*pis`tho*coe"lous\, a. [Gr. 'o`pisqen behind + koi^los
     hollow,] (Anat.)
     Concave behind; -- applied especially to vertebrae in which
     the anterior end of the centrum is convex and the posterior
     concave.


     [1913 Webster]